What is a Lagrangian used for in physics?
This article is from Proof Positive, our friendly math newsletter that’s delivered to your inbox every Tuesday afternoon.…
Claude’s Solution to Decades-Long Math Mystery Is ‘Essentially Correct,’ Physicists Say
As typically is the case with AI, whether it truly adds any value to human work depends on…
Quantum Fisher information in a strange metal
Strange metal behaviour refers to a linear temperature dependence of the electrical resistivity at low temperatures instead of…
New tachyon theory could unlock the secrets of time travel and causality
Faster-than-light particles have spent decades in physics as both temptation and warning. They offered a way to test…
One of the Largest Physics Surveys Ever Finds No One Agrees on Anything
Last summer, Nature conducted a survey asking physicists about some quantum hot takes. That venture revealed significantly disparate…
Pursuing universe’s particles is a mission for Malayali scientist-couple as team wins ₹28 crore global prize | Kerala Stories
In the fine morning of April 19, 2026, Suvarna Ramachandran, a Kottayam native who is the Head of…
The strange connection between falling balls and quantum weirdness
A ball tossed into the air follows a path that classical physics can track with confidence. Shrink that…
Scientists Claim Universe Has Seven Hidden Dimensions That Solve Black Holes’ Biggest Mystery
Black holes might not erase information after all—they could shrink into microscopic remnants that preserve every bit of…
A universal scheme to self-test any quantum state or measurement
Bell, J. S. On the Einstein-Podolsky-Rosen paradox. Phys. Phys. Fiz. 1, 195 (1964). MathSciNet Google Scholar Bell, J.…
Detecting genuine multipartite entanglement in multi-qubit devices with restricted measurements
Background and notation Let us first state some definitions from graph theory that are relevant for this paper.…
A Century Later, Ramanujan’s Pi Equations Are Helping Physicists Unlock the Secrets of Nature
In 1914, Indian mathematician Srinivasa Ramanujan published a short paper detailing several unusual formulas for calculating the value…
‘Zombie Stars’ Might Be a Beacon in Our Search for Dark Matter
As physicist Cumrun Vafa once told me, puzzles in science often come in pairs, each serving as the…